HALO 400 Å ES-C18, 3.4 µm, 2.1 x 20mm

Poroshell 120 HILIC,4.6x 100mm,4um,T

HALO 90 Å Phenyl-Hexyl, 2 µm, 2.1 x 250mm

HALO 90 Å Phenyl-Hexyl, 5 µm, 4.6 x 5mm, Guard Co